4 years ago

2x^2-5xy-y^3 If x=-3 and y=-2 Using PEMDAS

Mathematics

1 answer:

kirill115 [55]4 years ago

5 0

Answer:

-4.

Step-by-step explanation:

2x^2 - 5xy - y^3

= 2(-3)^2 - 5(-3)(-2) - (-2)^3

= 2*9 - 5(-3)(-2) - (-8)

= 18 -5*6+ 8

= 18 - 30 + 8

= -12 + 8

= -4.

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